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Cheap flights from San Antonio to Ireland from €165

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Ireland departing on 11/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from San Antonio to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
09:00 - 05:10
SAT
-
DUB
14h 10m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€317Aer Lingus
Tue, 11 Aug - Wed, 19 Aug
Aer Lingus Logo
09:00 - 05:10
SAT
-
DUB
14h 10m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€319Aer Lingus
Tue, 11 Aug - Wed, 19 Aug
Aer Lingus Logo
09:00 - 05:10
SAT
-
DUB
14h 10m
1 stop
Aer Lingus Logo
13:20 - 21:13
DUB
-
SAT
13h 53m
1 stop
€323Aer Lingus
Tue, 11 Aug - Wed, 19 Aug
United Airlines Logo
12:55 - 07:30
SAT
-
SNN
12h 35m
1 stop
United Airlines Logo
09:30 - 16:08
SNN
-
SAT
12h 38m
1 stop
€675United Airlines
Mon, 7 Sep - Fri, 11 Sep
United Airlines Logo
06:36 - 07:30
SAT
-
SNN
18h 54m
1 stop
United Airlines Logo
09:30 - 16:08
SNN
-
SAT
12h 38m
1 stop
€676United Airlines
Sun, 6 Sep - Wed, 9 Sep
British Airways Logo
20:23 - 20:35
SAT
-
SNN
18h 12m
2 stops
British Airways Logo
07:30 - 22:00
SNN
-
SAT
20h 30m
2 stops
€1,256British Airways
Sat, 18 Jul - Sat, 25 Jul
British Airways Logo
16:25 - 20:35
SAT
-
SNN
22h 10m
2 stops
British Airways Logo
07:30 - 22:16
SNN
-
SAT
20h 46m
2 stops
€6,251British Airways
Thu, 11 Jun - Thu, 18 Jun
Lufthansa Logo
12:01 - 11:15
SAT
-
SNN
41h 14m
2 stops
Lufthansa Logo
09:30 - 12:12
SNN
-
SAT
32h 42m
1 stop
€6,271Lufthansa
Thu, 11 Jun - Thu, 18 Jun
Multiple Airlines Logo
16:18 - 16:10
SAT
-
SNN
17h 52m
3 stops
Multiple Airlines Logo
07:30 - 21:13
SNN
-
SAT
43h 43m
2 stops
€6,849Multiple Airlines
Thu, 11 Jun - Thu, 18 Jun
Lufthansa Logo
13:26 - 10:15
SAT
-
SNN
14h 49m
1 stop
Lufthansa Logo
12:30 - 12:30
SNN
-
SAT
30h 00m
1 stop
€8,747Lufthansa
Thu, 11 Jun - Thu, 18 Jun

Aer Lingus flights from San Antonio to Ireland

Our best Aer Lingus deals on San Antonio to Ireland flight tickets
Aer Lingus
11 Aug
SAT09:00San Antonio
14h 10m
1 stop
DUB05:10Dublin
19 Aug
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€317
Aer Lingus
11 Aug
SAT09:00San Antonio
14h 10m
1 stop
DUB05:10Dublin
19 Aug
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€319
Aer Lingus
11 Aug
SAT09:00San Antonio
14h 10m
1 stop
DUB05:10Dublin
19 Aug
DUB13:20Dublin
13h 53m
1 stop
SAT21:13San Antonio
€323

United Airlines flights from San Antonio to Ireland

Our best United Airlines deals on San Antonio to Ireland flight tickets
United Airlines
24 Oct
SAT17:00San Antonio
34h 10m
1 stop
DUB09:10Dublin
5 Nov
DUB13:35Dublin
15h 13m
2 stops
SAT22:48San Antonio
€611
United Airlines
25 Oct
SAT07:30San Antonio
21h 50m
1 stop
DUB10:20Dublin
2 Nov
DUB09:00Dublin
34h 03m
2 stops
SAT13:03San Antonio
€622
United Airlines
3 Sept
SAT09:00San Antonio
17h 15m
1 stop
DUB08:15Dublin
16 Sept
DUB09:20Dublin
32h 51m
2 stops
SAT12:11San Antonio
€630

momondo Fare Finder

 
Customise your flight search to find flights from San Antonio to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 14 May 2026.
Use the filters below to find and compare flights from San Antonio to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 11/8

09:00-05:10

1 stop14h 10m

Dublin

Wed 19/8

13:20-21:13

1 stop13h 53m

€317

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 11/8

09:00-05:10

1 stop14h 10m

Dublin

Wed 19/8

13:20-21:13

1 stop13h 53m

€319

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 11/8

09:00-05:10

1 stop14h 10m

Dublin

Wed 19/8

13:20-21:13

1 stop13h 53m

€323
Fastest return journey

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Mon 7/9

12:55-07:30

1 stop12h 35m

Shannon

Fri 11/9

09:30-16:08

1 stop12h 38m

€675

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Sun 6/9

06:36-07:30

1 stop18h 54m

Shannon

Wed 9/9

09:30-16:08

1 stop12h 38m

€676

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Sat 18/7

20:23-20:35

2 stops18h 12m

Shannon

Sat 25/7

07:30-22:00

2 stops20h 30m

€1,256

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Thu 11/6

16:25-20:35

2 stops22h 10m

Shannon

Thu 18/6

07:30-22:16

2 stops20h 46m

€6,251

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Thu 11/6

12:01-11:15

2 stops41h 14m

Shannon

Thu 18/6

09:30-12:12

1 stop32h 42m

€6,271

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Thu 11/6

16:18-16:10

3 stops17h 52m

Shannon

Thu 18/6

07:30-21:13

2 stops43h 43m

€6,849

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Thu 11/6

13:26-10:15

1 stop14h 49m

Shannon

Thu 18/6

12:30-12:30

1 stop30h 00m

€8,747

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from San Antonio to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ireland?

The month of March is another great option to travel to Ireland, with average flight prices from San Antonio averaging around €356.

How far in advance should I book a flight from San Antonio to Ireland?

You are more likely to see cheaper flights to Ireland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €620 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from San Antonio for as low as €407 on momondo.

Cheap San Antonio to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Ireland

Fastest flight time

11h 55m

Direct flights

None
The fastest flight from San Antonio to Ireland takes 11h 55m
There are no direct flights from San Antonio to Ireland. There are no popular flight routes from San Antonio to Ireland.
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Frequently asked questions about flying from San Antonio to Ireland

  • When did momondo last update prices for flights from San Antonio Airport to Ireland?

    Prices for flights from San Antonio Airport to Ireland were last updated today.

  • How old do you have to be to fly from San Antonio Airport to Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Ireland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Ireland. momondo saves you time and could save you money on your trip.

Can I find flights from San Antonio to Ireland with flexible booking policies on momondo?

All flight searches from San Antonio to Ireland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Antonio to Ireland?

momondo helps you find the best flight between San Antonio and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from San Antonio to Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ireland from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Ireland

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